ets-24.nl - robtex.com

ets-24.nl

DNSSEC⚠️ Not signed
A131.180.77.135🇳🇱 TUDELFT-NL131.180.0.0/16 Delft University of Technology Network P.O. Box 354 2600 AJ Delft
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NSns1.tudelft.nl ⭐
A130.161.180.1🇳🇱 TUDELFT-NL130.161.0.0/16 Delft University of Technology Network P.O. Box 354 2600 AJ Delft
PTRns1.tudelft.nl
NSns2.tudelft.nl
A130.161.180.65🇳🇱 TUDELFT-NL130.161.0.0/16 Delft University of Technology Network P.O. Box 354 2600 AJ Delft
PTRns2.tudelft.nl
TXTHARICA-TuX80N3pq80joPGAuMD
SOAns1.tudelft.nlhostmaster@tudelft.nl serial=13

nl

DNSSEC🔒 Signed (DS record present)
NSns1.dns.nl ⭐
NSns3.dns.nl
NSns4.dns.nl
TXTnl zone update: 2026-05-07 09:00:02 +0000 (EPOCH 1778144402)
SOAns1.dns.nldns@sidn.nl 2026-05-07 #18

PTR for

135.77.180.131.in-addr.arpa

Same first word

ets-24.nl
ets-24.eu

DNS History

3 records (3 active, 0 former)

NSns1.tudelft.nlns2.tudelft.nlA131.180.77.135
●NSns1.tudelft.nl2026-03-21 → 2026-05-07 · 2 obs
● 2026-03-21 09:11:42
● 2026-05-07 09:38:44
●NSns2.tudelft.nl2026-03-21 → 2026-05-07 · 2 obs
● 2026-03-21 09:11:42
● 2026-05-07 09:38:44
●A131.180.77.1352026-03-21 → 2026-05-07 · 2 obs
● 2026-03-21 09:11:42
● 2026-05-07 09:38:44

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
nlns1.dns.nl, ns3.dns.nl, ns4.dns.nl-
ets-24.nlns1.tudelft.nl, ns2.tudelft.nl2 records

✅ Authoritative Response

Server:130.161.180.1

NS records: ns1.tudelft.nl, ns2.tudelft.nl

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ets-24.nl (unsigned zone)

⏱️ Timing

Total: 465ms | Queries: -

📄 Records

TypeCountSample Data
A1131.180.77.135
NS2ns2.tudelft.nl, ns1.tudelft.nl
TXT1HARICA-TuX80N3pq80joPGAuMD
SOA1ns1.tudelft.nl hostmaster.tudelft.nl

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns2.tudelft.nl, ns1.tudelft.nl)

Analysis

IP Addresses

ets-24.nl points to a single IP address: 131.180.77.135.

Other host names such as ets24.nl, vlsisoc2024.nl, reach-h2020.eu, awec2026.com and awec2024.com share IP numbers with ets-24.nl.

Name Servers

ets-24.nl is delegated to two name servers: ns1.tudelft.nl and ns2.tudelft.nl.

ets-24.nl uses the same name server setup as other domains, including ta.tudelft.nl, 106.180.131.in-addr.arpa, 3.161.130.in-addr.arpa, industrialecology.nl and cfsustainability.nl.

At least part of the name servers for ets-24.nl are shared with other domains, for instance 228.161.130.in-addr.arpa, 230.161.130.in-addr.arpa, delftuniversityextensionschool.com, citg.tudelft.nl and 159.161.130.in-addr.arpa.

These name servers are commonly used alongside the name servers katana.dimes.tudelft.nl.

Hostnames with a single IP

ns1.tudelft.nl resolves to: 130.161.180.1.

ns2.tudelft.nl resolves to: 130.161.180.65.